AN ORDINANCE APPROVING THE REVISED GENERAL FUND BUDGET FOR CALENDAR YEAR 1998 WITH AN ESTIMATED  INCOME  OF P741,150,962.00  AND AN EXPENDITURE OF THE SAME AMOUNT TO COMPLY WITH THE 10% REDUCTION IN THE ESTIMATED INCOME FROM THE SHARE OF THE INTERNAL REVENUE ALLOTMENT (IRA) IN THE AMOUNT OF P37,000,000.00 MORE OR LESS, PURSUANT TO EXECUTIVE ORDER NO. 372 OF THE OFFICE OF THE PRESIDENT AND TO OFFSET THE EXCESS OF THE ALLOWABLE PERSONAL SERVICES